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1、口腔疾病防治2017年4月第25卷第4期·231·［DOI］10.12016/j.issn.2096⁃1456.2017.04.006·临床研究·微种植支抗钉加镍钛拉簧压低伸长磨牙的临床研究12谢跃伶，刘楚峰1.茂名市中医院口腔科，广东茂名（525000）；南方医科大学口腔医院（广东省口腔医院）正畸科，广东广州（510280）【摘要】目的对比观察微种植支抗钉加镍钛拉簧压低伸长磨牙的临床效果。方法选择60例上颌第一磨牙伸长的患者随机分成两组进行病例对照试验。其中30例应用微种植支抗钉加镍钛拉簧压低作为观察组，另外30例应用正畸
2、片段弓压低作为对照组，比较两组平均压低时间、平均压入深度及疼痛程度。结果观察组患者平均压低时间短，平均压入深度深，与对照组比较差异均有统计学意义（P＜0.05）。观察组轻微疼痛比率高于对照组，而中等疼痛以及剧烈疼痛比率低于对照组，差异均有统计学意义（P＜0.05）。结论微种植支抗钉加镍钛拉簧压低伸长磨牙比正畸片段弓压低磨牙疗程短、痛苦少。【关键词】伸长磨牙；微种植支抗钉；镍钛拉簧；疼痛度；压低时间【中图分类号】R783.5【文献标志码】A【文章编号】2096⁃1456（2017）⁃0231⁃04【引用著录格式】谢跃伶,刘楚峰
3、.微种植支抗钉加镍钛拉簧压低伸长磨牙的临床研究[J].口腔疾病防治,2017,25(4):231⁃234.TolowerelongationmolarwithmicroimplantanchoragenailandNi⁃Ticoilspring:aclinicalstudyXIEYue⁃ling1,LIUChu⁃feng2.1.DepartmentofStomatology,traditionalChineseMedicineHospitalofMaomingCityinGuangdongProvince,Maoming52
4、5000,China;2.DepartmentofOrthodontics,StomatologicalHospitalofSouthernMed⁃icalUniversity,GuangdongProvincialStomatologicalHospital,Guangzhou510280,ChinaCorrespondingauthor:XIEYue⁃ling,Email:594993937@qq.com,Tel:0086⁃668⁃2839967【Abstract】ObjectiveToinvestigatethecli
5、nicaleffectsofmicroimplantanchoragenailandNi⁃Ticoilspringtolow⁃ertheelongationmolar.Methods60patientswiththefirstmaxillarymolarelongationweredividedinto2groups.30ofthemweretreatedwithmicroimplantanchoragenailandNi⁃Ticoilspringtolowerthemolar(observationgroup),andth
6、eother30patientsweretreatedwithsegmentalarchtolowerthemolar(controlgroup).Theaverageloweringtime,depthandpaindegreeofthe2groupswerecompared.ResultsTheaverageloweringtimewasfasterandtheoverageloweringdepthwasgreaterintheobservationgroupthanthatinthecontrolgroup;thes
7、lightpainrateintheobservationgroupwassignificantlyhigherthanthatinthecontrolgroup(P＜0.05),whiletheratioofmoderatepainandseverepainwassignificantlylowerthanthatinthecontrolgroup(P＜0.05).ConclusionTolowertheelongationmolarwithmi⁃croimplantanchoragenailandNi⁃Ticoilspr
8、ingmighthaveshortercourseandlesspain.【Keywords】Elongationmolar;Microimplantanchoragenail;Ni⁃Ticoilspring;Paindegree;Loweringtime伸长磨牙的压低，传统采用的治疗方法
